46 



SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. I28 



Table 4. 



Animal 

 Crustaceans — continued 

 Amphipods — continued 

 Stegoccphahis inflatus 

 Stegocephalopsis ampulla 

 Ampelisca cschrictii 

 A. birulai 

 Byblis gaimardii 



Data on eggs and breeding seasons — continued 

 Date Remarks 



Haploops laevis 



Pontoporeia femorata 



Acanthostepheia behringiensis 



8- 9-49 



9- 9-48 

 8-21-48 



10- 6-49 

 9- 9-48 



ID- I I -49 

 2-18-50 



10- 6-49 



2-14-50 

 2-18-50 

 9-22-49 



9- 8-48 



I with eggs 



I with marsupium 



Ovaries full of eggs 



1 with eggs (early stages) 



3 with developing marsu- 

 piums, 3 with eggs, i 

 just lost brood 



2 with eggs (medium 

 stages) 



8 with full ovaries, i with 

 eggs (early stages), 2 

 with embryos (early), 2 

 with embryos (late 

 stages) 



2 with developing marsu- 

 piums 



I with eggs 



I just lost brood 



I ready to lay eggs, i with 

 eggs (early stages), 2 

 just lost brood 



I with developing marsu- 

 pium 



4 had just molted 



1 with eggs 



3 " " 



9 with eggs, I just lost 

 brood 



Females with developing 



marsupiums 

 Females with developing 



marsupiums 

 Females with developing 



marsupiums 



2 with young, i just lost 

 brood 



I just losing brood 



1 " " " 



2 with eggs (very early 

 stages) 



I with young ready to 



escape 

 I with young ready to 



escape 

 I soft-shelled and ready to 



lay eggs 



